func extractRouteInfo(route *routeapi.Route) (requested bool, other []string, errors []string) {
reasons := sets.NewString()
for _, ingress := range route.Status.Ingress {
exact := route.Spec.Host == ingress.Host
switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
case kapi.ConditionFalse:
reasons.Insert(condition.Reason)
default:
if exact {
requested = true
} else {
other = append(other, ingress.Host)
}
}
}
return requested, other, reasons.List()
}
// FindRouteAdmissionFailures creates markers for any routes that were rejected by their routers
func FindRouteAdmissionFailures(g osgraph.Graph, f osgraph.Namer) []osgraph.Marker {
markers := []osgraph.Marker{}
for _, uncastRouteNode := range g.NodesByKind(routegraph.RouteNodeKind) {
routeNode := uncastRouteNode.(*routegraph.RouteNode)
Route:
for _, ingress := range routeNode.Status.Ingress {
switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
case kapi.ConditionFalse:
markers = append(markers, osgraph.Marker{
Node: routeNode,
Severity: osgraph.ErrorSeverity,
Key: RouteNotAdmittedTypeErr,
Message: fmt.Sprintf("%s was not accepted by router %q: %s (%s)", f.ResourceName(routeNode), ingress.RouterName, condition.Message, condition.Reason),
})
break Route
}
}
}
return markers
}
func printRoute(route *routeapi.Route, w io.Writer, opts kctl.PrintOptions) error {
tlsTerm := ""
insecurePolicy := ""
if route.Spec.TLS != nil {
tlsTerm = string(route.Spec.TLS.Termination)
insecurePolicy = string(route.Spec.TLS.InsecureEdgeTerminationPolicy)
}
if opts.WithNamespace {
if _, err := fmt.Fprintf(w, "%s\t", route.Namespace); err != nil {
return err
}
}
var (
matchedHost bool
reason string
host = route.Spec.Host
admitted, errors = 0, 0
)
for _, ingress := range route.Status.Ingress {
switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
case kapi.ConditionTrue:
admitted++
if !matchedHost {
matchedHost = ingress.Host == route.Spec.Host
host = ingress.Host
}
case kapi.ConditionFalse:
reason = condition.Reason
errors++
}
}
switch {
case route.Status.Ingress == nil:
// this is the legacy case, we should continue to show the host when talking to servers
// that have not set status ingress, since we can't distinguish this condition from there
// being no routers.
case admitted == 0 && errors > 0:
host = reason
case errors > 0:
host = fmt.Sprintf("%s ... %d rejected", host, errors)
case admitted == 0:
host = "Pending"
case admitted > 1:
host = fmt.Sprintf("%s ... %d more", host, admitted-1)
}
var policy string
switch {
case len(tlsTerm) != 0 && len(insecurePolicy) != 0:
policy = fmt.Sprintf("%s/%s", tlsTerm, insecurePolicy)
case len(tlsTerm) != 0:
policy = tlsTerm
case len(insecurePolicy) != 0:
policy = fmt.Sprintf("default/%s", insecurePolicy)
default:
policy = ""
}
svc := route.Spec.To.Name
if route.Spec.Port != nil {
svc = fmt.Sprintf("%s:%s", svc, route.Spec.Port.TargetPort.String())
}
if _, err := fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\t%s\n", route.Name, host, route.Spec.Path, svc, policy, labels.Set(route.Labels)); err != nil {
return err
}
return nil
}
// Describe returns the description of a route
func (d *RouteDescriber) Describe(namespace, name string, settings kctl.DescriberSettings) (string, error) {
c := d.Routes(namespace)
route, err := c.Get(name)
if err != nil {
return "", err
}
endpoints, endsErr := d.kubeClient.Endpoints(namespace).Get(route.Spec.To.Name)
return tabbedString(func(out *tabwriter.Writer) error {
formatMeta(out, route.ObjectMeta)
if len(route.Spec.Host) > 0 {
formatString(out, "Requested Host", route.Spec.Host)
for _, ingress := range route.Status.Ingress {
if route.Spec.Host != ingress.Host {
continue
}
switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
case kapi.ConditionTrue:
fmt.Fprintf(out, "\t exposed on router %s %s ago\n", ingress.RouterName, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
case kapi.ConditionFalse:
fmt.Fprintf(out, "\t rejected by router %s: %s (%s ago)\n", ingress.RouterName, condition.Reason, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
if len(condition.Message) > 0 {
fmt.Fprintf(out, "\t %s\n", condition.Message)
}
}
}
} else {
formatString(out, "Requested Host", "<auto>")
}
for _, ingress := range route.Status.Ingress {
if route.Spec.Host == ingress.Host {
continue
}
switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
case kapi.ConditionTrue:
fmt.Fprintf(out, "\t%s exposed on router %s %s ago\n", ingress.Host, ingress.RouterName, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
case kapi.ConditionFalse:
fmt.Fprintf(out, "\trejected by router %s: %s (%s ago)\n", ingress.RouterName, condition.Reason, strings.ToLower(formatRelativeTime(condition.LastTransitionTime.Time)))
if len(condition.Message) > 0 {
fmt.Fprintf(out, "\t %s\n", condition.Message)
}
}
}
formatString(out, "Path", route.Spec.Path)
tlsTerm := ""
insecurePolicy := ""
if route.Spec.TLS != nil {
tlsTerm = string(route.Spec.TLS.Termination)
insecurePolicy = string(route.Spec.TLS.InsecureEdgeTerminationPolicy)
}
formatString(out, "TLS Termination", tlsTerm)
formatString(out, "Insecure Policy", insecurePolicy)
formatString(out, "Service", route.Spec.To.Name)
if route.Spec.Port != nil {
formatString(out, "Endpoint Port", route.Spec.Port.TargetPort.String())
} else {
formatString(out, "Endpoint Port", "<all endpoint ports>")
}
ends := "<none>"
if endsErr != nil {
ends = fmt.Sprintf("Unable to get endpoints: %v", endsErr)
} else if len(endpoints.Subsets) > 0 {
list := []string{}
max := 3
count := 0
for i := range endpoints.Subsets {
ss := &endpoints.Subsets[i]
for p := range ss.Ports {
for a := range ss.Addresses {
if len(list) < max {
list = append(list, fmt.Sprintf("%s:%d", ss.Addresses[a].IP, ss.Ports[p].Port))
}
count++
}
}
}
ends = strings.Join(list, ", ")
if count > max {
ends += fmt.Sprintf(" + %d more...", count-max)
}
}
formatString(out, "Endpoints", ends)
return nil
})
}
func printRoute(route *routeapi.Route, w io.Writer, opts kctl.PrintOptions) error {
tlsTerm := ""
insecurePolicy := ""
if route.Spec.TLS != nil {
tlsTerm = string(route.Spec.TLS.Termination)
insecurePolicy = string(route.Spec.TLS.InsecureEdgeTerminationPolicy)
}
name := formatResourceName(opts.Kind, route.Name, opts.WithKind)
if opts.WithNamespace {
if _, err := fmt.Fprintf(w, "%s\t", route.Namespace); err != nil {
return err
}
}
var (
matchedHost bool
reason string
host = route.Spec.Host
admitted, errors = 0, 0
)
for _, ingress := range route.Status.Ingress {
switch status, condition := routeapi.IngressConditionStatus(&ingress, routeapi.RouteAdmitted); status {
case kapi.ConditionTrue:
admitted++
if !matchedHost {
matchedHost = ingress.Host == route.Spec.Host
host = ingress.Host
}
case kapi.ConditionFalse:
reason = condition.Reason
errors++
}
}
switch {
case route.Status.Ingress == nil:
// this is the legacy case, we should continue to show the host when talking to servers
// that have not set status ingress, since we can't distinguish this condition from there
// being no routers.
case admitted == 0 && errors > 0:
host = reason
case errors > 0:
host = fmt.Sprintf("%s ... %d rejected", host, errors)
case admitted == 0:
host = "Pending"
case admitted > 1:
host = fmt.Sprintf("%s ... %d more", host, admitted-1)
}
var policy string
switch {
case len(tlsTerm) != 0 && len(insecurePolicy) != 0:
policy = fmt.Sprintf("%s/%s", tlsTerm, insecurePolicy)
case len(tlsTerm) != 0:
policy = tlsTerm
case len(insecurePolicy) != 0:
policy = fmt.Sprintf("default/%s", insecurePolicy)
default:
policy = ""
}
backends := append([]routeapi.RouteTargetReference{route.Spec.To}, route.Spec.AlternateBackends...)
totalWeight := int32(0)
for _, backend := range backends {
if backend.Weight != nil {
totalWeight += *backend.Weight
}
}
var backendInfo []string
for _, backend := range backends {
switch {
case backend.Weight == nil, len(backends) == 1 && totalWeight != 0:
backendInfo = append(backendInfo, backend.Name)
case totalWeight == 0:
backendInfo = append(backendInfo, fmt.Sprintf("%s(0%%)", backend.Name))
default:
backendInfo = append(backendInfo, fmt.Sprintf("%s(%d%%)", backend.Name, *backend.Weight*100/totalWeight))
}
}
var port string
if route.Spec.Port != nil {
port = route.Spec.Port.TargetPort.String()
} else {
port = "<all>"
}
_, err := fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\t%s\n", name, host, route.Spec.Path, strings.Join(backendInfo, ","), port, policy)
return err
}